<?php

use think\migration\Migrator;
use think\migration\db\Column;

class Areas extends Migrator
{
    /**
     * Change Method.
     *
     * Write your reversible migrations using this method.
     *
     * More information on writing migrations is available here:
     * http://docs.phinx.org/en/latest/migrations.html#the-abstractmigration-class
     *
     * The following commands can be used in this method and Phinx will
     * automatically reverse them when rolling back:
     *
     *    createTable
     *    renameTable
     *    addColumn
     *    renameColumn
     *    addIndex
     *    addForeignKey
     *
     * Remember to call "create()" or "update()" and NOT "save()" when working
     * with the Table class.
     */
    public function change()
    {
        $table = $this->table('areas', ['id'=>'id', 'comment'=>'地区表', 'engine'=> 'innodb']);

        $table ->addColumn('town', 'string', ['comment'=>'镇名'])
               ->addColumn('county', 'string', ['comment'=>'县名'])
               ->addColumn('introduce', 'text', ['comment'=>'介绍', 'null'=>true])
               ->addTimestamps()
               ->create();
        
    }
}
